Relay module KFD0-RO-Ex2 Pepperl+Fuchs 038975
Relay module KFD0-RO-Ex2 Pepperl+Fuchs 038975

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KFD0-RO-Ex2 038975 Pepperl+Fuchs Relay module

Manufacturer

Pepperl+Fuchs

Country

Germany

Name

KFD0-RO-Ex2

Part number

038975

Type

Relay module

Description

  • 2-channel isolated barrier
  • 24 V DC supply (loop powered)
  • Logic input 15 V DC ... 30 V DC, non-polarized
  • Relay contact output
  • Up to SIL 3 acc. to IEC 61508

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Specifications KFD0-RO-Ex2 038975

This isolated barrier is used for intrinsic safety applications. The device switches intrinsically safe circuits on the field side. Typical applications for the use of the device are remote reset, fire alarm testing or remote calibration of strain gauges. The outputs are galvanically isolated to the inputs. The inputs are not polarized and share a common reference potential. Each input of the device is protected by a fuse and an electronic current limiting.

Features KFD0-RO-Ex2 038975

General specifications
Signal typeDigital Output
Functional safety related parameters
Safety Integrity Level (SIL)SIL 3
Supply
Rated voltageloop powered
Power dissipation0.8 W
Input
Connection sidecontrol side
Connectionterminals 7, 8, 9
Input voltage15 ... 30 V DC
Input current&le, 21 mA per channel
Output
Safety noteAttention! Combination of output Ex i with output not Ex i is not permitted. If load voltage > 50 V, de-energize before removing the terminals.
Connection sidefield side
Connectionterminals 1, 2, 3, 4, 5, 6
Contact loading230 V AC/2 A/cos &phi, > 0.7, 40 V DC/2 A resistive load
Energized/De-energized delayapprox. 10 ms / approx. 5 ms
Mechanical life5 x 106 switching cycles
Transfer characteristics
Switching frequency< 10 Hz
Galvanic isolation
Input/Outputreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Output/Outputbasic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Indicators/settings
Display elementsLEDs
Labelingspace for labeling at the front
Directive conformity
Electromagnetic compatibility
Directive 2014/30/EUEN 61326-1:2013 (industrial locations)
Low voltage
Directive 2014/35/EUEN 61010-1:2010
Conformity
Electromagnetic compatibilityNE 21:2006
Degree of protectionIEC 60529:2001
Ambient conditions
Ambient temperature-20 ... 65 °C (-4 ... 149 °F)
Mechanical specifications
Degree of protectionIP20
Connectionscrew terminals
Massapprox. 100 g
Dimensions20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) , housing type B2
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001
Data for application in connection with hazardous areas
EU-Type Examination CertificateDMT 00 ATEX E 016
Marking II (1)G [Ex ia Ga] IIC II (1)D [Ex ia Da] IIIC I (M1) [Ex ia Ma] I
OutputEx ia
Voltage60 V
Current2 A
Input
Maximum safe voltage40 V DC (Attention! Um is no rated voltage.)
Output
Contact loading50 V AC/2 A , 40 V DC/2 A (TÜV 00 ATEX 1621 X)
CertificateTÜV 00 ATEX 1621 X
Marking II 3G Ex nA nC IIC T4
Galvanic isolation
Input/Outputsafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V
Output/Outputsafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 60 V
Directive conformity
Directive 2014/34/EUEN 60079-0:2012+A11:2013 , EN 60079-11:2012 , EN 60079-15:2010
International approvals
FM approval
Control drawing116-0261
CSA approval
Control drawing116-0156
IECEx approvalIECEx BVS 10.0025
Approved for[Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I
General information
Supplementary informationObserve the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.